157438864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 370288800

約数和(自身を除く): 212849936

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 89, 92, 152, 176, 178, 184, 209, 253, 304, 356, 368, 418, 437, 506, 529, 712, 836, 874, 979, 1012, 1058, 1424, 1672, 1691, 1748, 1958, 2024, 2047, 2116, 3344, 3382, 3496, 3916, 4048, 4094, 4232, 4807, 5819, 6764, 6992, 7832, 8188, 8464, 9614, 10051, 11638, 13528, 15664, 16376, 18601, 19228, 20102, 22517, 23276, 27056, 32752, 37202, 38456, 38893, 40204, 45034, 46552, 47081, 74404, 76912, 77786, 80408, 90068, 93104, 94162, 110561, 148808, 155572, 160816, 180136, 188324, 221122, 297616, 311144, 360272, 376648, 427823, 442244, 517891, 622288, 753296, 855646, 884488, 894539, 1035782, 1711292, 1768976, 1789078, 2071564, 3422584, 3578156, 4143128, 6845168, 7156312, 8286256, 9839929, 14312624, 19679858, 39359716, 78719432, 157438864]

約数ペア:

[(1, 157438864), (2, 78719432), (4, 39359716), (8, 19679858), (11, 14312624), (16, 9839929), (19, 8286256), (22, 7156312), (23, 6845168), (38, 4143128), (44, 3578156), (46, 3422584), (76, 2071564), (88, 1789078), (89, 1768976), (92, 1711292), (152, 1035782), (176, 894539), (178, 884488), (184, 855646), (209, 753296), (253, 622288), (304, 517891), (356, 442244), (368, 427823), (418, 376648), (437, 360272), (506, 311144), (529, 297616), (712, 221122), (836, 188324), (874, 180136), (979, 160816), (1012, 155572), (1058, 148808), (1424, 110561), (1672, 94162), (1691, 93104), (1748, 90068), (1958, 80408), (2024, 77786), (2047, 76912), (2116, 74404), (3344, 47081), (3382, 46552), (3496, 45034), (3916, 40204), (4048, 38893), (4094, 38456), (4232, 37202), (4807, 32752), (5819, 27056), (6764, 23276), (6992, 22517), (7832, 20102), (8188, 19228), (8464, 18601), (9614, 16376), (10051, 15664), (11638, 13528)]